7
Testing the motor-drive
battery
To check the
ope
rat
in
g vo
lt
age, move the
ma
in
sw
it
ch to the black d
ot
and hold
it
in
that position.
The ape
rtur
e pointer in the viewfinder
. sho
ul
d move to the red 8 and beyon
d.
If
it
does not, exchange complete set of
ba
tt
e
ri
es.
In
the O-position, the ma
in
s
wit
ch dis-
co
nn
ects the
driv
e and meter ba
tt
e
ri
es and
pr
events any accide
nt
al start
of
the
ca
mera.
Wh
en the pis
tol
g
ri
p is folded
back, only the drive ba
tt
e
ri
es will be
disco
nn
ec
te
d.
Met
er battery
The a
ut
omatic exposure co
ntr
ol works on
two Mallory PX 13
1.
35 V ba
tt
e
ri
es.
It
ca
n be stored for
tw
o year
s.
With
te
mpera
tur
es below
32
° F, Ma
ll
ory
PX
625
batte
ri
es sho
ul
d be
pr
eferred.
Storeable one year.
The ba
tt
e
ry
chamber is
in
the bo
tt
om of
the
ca
mera and readily accessible when
the pistol grip is folded back. The
co
ver
can be
un
screwed with a coin.
In
sert fi rst ba
tt
ery with + mark fa
cing
bott
om of chamber
as
indi
ca
te
d.
The
